Wing bolt



FIG. 1 is a perspective view thereof looking from the upper left-side direction of the wing bolt;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a right-side view thereof; and,

FIG. 7 is a left-side view thereof. 

The ornamental design for wing bolt, as shown. 